{"version":"1.0","provider_name":"Harry Dole","provider_url":"https:\/\/harrydole.com\/wp","author_name":"Harry Dole","author_url":"https:\/\/harrydole.com\/wp\/author\/hdole\/","title":"Catecon: String Graphs - Harry Dole","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"aZUNh2ckMd\"><a href=\"https:\/\/harrydole.com\/wp\/2022\/06\/06\/catecon-string-graphs\/\">Catecon:  String Graphs<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/harrydole.com\/wp\/2022\/06\/06\/catecon-string-graphs\/embed\/#?secret=aZUNh2ckMd\" width=\"600\" height=\"338\" title=\"&#8220;Catecon:  String Graphs&#8221; &#8212; Harry Dole\" data-secret=\"aZUNh2ckMd\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/harrydole.com\/wp\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/harrydole.com\/wp\/wp-content\/uploads\/2022\/06\/string-graph-youtube-frame.png","thumbnail_width":2560,"thumbnail_height":1440,"description":"See the diagram at https:\/\/catecon.net\/d\/hdole\/graph In this video we show various string graphs in Catecon. In particular, the origin of the icon for string graphs is given. Let\u2019s get morphing. String graphs, or sometimes referred to as Kelly-Mac Lane graphs, see nLab, are used for coherence in closed categories. In Catecon they visually indicate what&hellip; Continue reading &rarr;"}